Results 11 to 20 of about 39,472 (217)

On the relevance of the dam break problem in the context of nonlinear shallow water equations [PDF]

open access: yes, 2009
The classical dam break problem has become the de facto standard in validating the Nonlinear Shallow Water Equations (NSWE) solvers. Moreover, the NSWE are widely used for flooding simulations.
Dutykh, Denys, Mitsotakis, Dimitrios
core   +10 more sources

Air entrainment in transient flows in closed water pipes: a two-layer approach [PDF]

open access: yes, 2012
In this paper, we first construct a model for free surface flows that takes into account the air entrainment by a system of four partial differential equations.
Bourdarias, Christian   +2 more
core   +5 more sources

Implementation of CAVENET and its usage for performance evaluation of AODV, OLSR and DYMO protocols in vehicular networks [PDF]

open access: yes, 2010
Vehicle Ad-hoc Network (VANET) is a kind of Mobile Ad-hoc Network (MANET) that establishes wireless connection between cars. In VANETs and MANETs, the topology of the network changes very often, therefore implementation of efficient routing protocols is ...
Barolli, Leonard   +5 more
core   +3 more sources

Combining Electrical and Pressure Measurements for Early Flooding Detection in a PEM Fuel Cell [PDF]

open access: yes, 2016
Water flooding is one of the main causes of performance degradation for polymer electrolyte membrane fuel cells (FCs), and its prompt detection is therefore important to guarantee optimal FC operation. This paper aims at comparing the most common methods
Dotelli, Giovanni   +4 more
core   +1 more source

Flash floods simulation using Saint Venant equations [PDF]

open access: yes, 2007
Flash floods prediction is considered one of the important environmental issues worldwide. In order to predict when and where the flood wave will invade and attack our lives, and provide solutions to deal with this problem it is essential to develop a ...
Copeland, Graham J.M., Elhanafy, Hossam
core  

Frontier exploration and the North Atlantic Igneous Province : new insights from a 2.6 km offshore volcanic sequence in the NE Faroe–Shetland Basin [PDF]

open access: yes, 2017
Acknowledgements and Funding This work was funded by Chevron. The authors would like to acknowledge the Chevron West of Shetlands team along with the Joint Venture partners OMV, Faroe Petroleum and Indemitsu for access to data along with permission to ...
Campbell, E.   +4 more
core   +2 more sources

Corrosion and Process Analysis of a Preoxidized MgO Recyclate‐Based Cermet Anode in Laboratory‐Scale Na‐Cryolite Molten Salt Electrolysis of Aluminum at 1000°C

open access: yesAdvanced Engineering Materials, EarlyView.
EDX elemental map of the pre‐oxidized MgO–steel cermet anode cross section after electrolysis. The development of inert anodes for aluminum electrolysis remains challenging due to the high corrosivity of cryolite‐based melts at 950°C–1000°C. This study investigates the corrosion and process behavior of a carbon‐free MgO–steel cermet anode derived from ...
Alexander Adamczyk   +7 more
wiley   +1 more source

Modelling urban floods using a finite element staggered scheme with porosity and anisotropic resistance [PDF]

open access: yes, 2018
Artificial porosity models for urban flooding use porosity as a statistical descriptor for the presence of buildings, which are then treated as subgridscale features. Computational efficiency makes porosity models attractive for large-scale applications.
Viero, Daniele P.
core   +1 more source

High‐Temperature Nanoindentation of Metals: Assessing Thermal Drift, Frame Compliance, and Chemical Composition Effects on the Reported Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
Do not let thermal drift and instrument artifacts deceive high‐temperature nanoindentation results. We compare classical Oliver–Pharr and automatic image recognition analyses across steels and a Ni alloy to quantify these effects. Accounting for artifacts reveals systematic softening with temperature, while Cr and Ni additions boost resistance ...
Velislava Yonkova   +2 more
wiley   +1 more source

Interpretation of Polymer Solution Injection Fall-Off Tests [PDF]

open access: yes, 2011
Imperial Users ...
Laoroongroj, Ajana, Laoroongroj, Ajana
core  

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